Powertrain
generic / SAE
P26C3
Internal Control Module Transmission Range Sensor Performance
The internal transmission range sensor inside the control module (used for redundancy on shift-by-wire systems) does not match the external sensor reading.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / C3
Possible causes
- Internal sensor drift medium
- External range sensor drift medium
- Sensor element aged beyond calibration window low
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–4 h
- Component: control module
- Component: external range sensor
- MIL / check engine light
Sources
References
sae:J2012